Advertisements
Advertisements
Question
Define groups of modern periodic table.
Solution
Groups are the vertical columns in the periodic table that run from top to bottom. The current periodic table has 18 groups.
APPEARS IN
RELATED QUESTIONS
Fill in the following blank with suitable word:
Group 1 elements are called ...............
Fill in the following blank with suitable word:
Group 18 elements are called ...............
What is meant by a period, in a periodic table?
What is the significance of atomic number in the modern classification of elements? Explain with the help of an example.
On which side of the periodic table will you find non-metals?
How would the tendency to gain electrons change on moving from left to right in a period of the periodic table?
Explain why All the elements of a period have different chemical properties.
On the basis of electronic configuration, how will you identify chemically similar elements?
In what respects do the properties of group 1 elements differ from those of group 17 elements? Explain with examples by taking one element from each group.
What are the groups in a periodic table? Give two characteristics of each.
How many groups and periods does the modern periodic table have?
What are horizontal rows and vertical columns in a periodic table known as?
Name two elements in halogens.
Name two elements in each case:
Transition element
Name two elements in each case: Lanthanides
Name the type of elements which have outermost shell complete.
Name the type of elements which have outermost shell incomplete.
State its position in the periodic table?
Write a short note.
Position of isotopes in the Mendeleev’s and the modern periodic table.
How many periods and groups are there in the modern periodic table?
Give the chemical formula of magnesium nitrate
Name the following:
The group of the Modern Periodic Table to which calcium [Ca2+] belongs.
State the number of elements in Period 2 of the Periodic Table.
How were elements arranged in the long form of the periodic table or the Modern Periodic Table?
Explain structure of modern periodic table in short.
Elements in the modern periodic table are arranged in ______groups and______ periods.
Which of these belong to the same period?
| Element | A | B | C |
| Atomic number | 2 | 10 | 5 |
In the modern periodic table, elements are arranged according to their ______
The element with atomic number 14 is hard and forms acidic oxide and a covalent halide. To which of the following categories does the element belong?
The amount of energy released when one or more electrons is added to the neutral atom is ______
What is the symbol of the element Tungsten?
The maximum number of electrons that can be accommodated in s, p,d, and f subshells are ______.
An element with atomic number ______ will form a basic oxide.
What is the general name of the last elements of the Periodic Table?
An element has 2 electrons in its N shell.
Is it a metal or a non-metal?
Answer the following in respect of element \[\ce{_16^32S}\].
Give its formula with hydrogen.
Match the atomic number with the following:
A rare gas.
Match the atomic number with the following:
An element of group 2.
